Güncel Gönderiler: Biyoteknoloji Bölümü
Toplam kayıt 116, listelenen: 41-60
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Synthesis and biological evaluation of phloroglucinol derivatives possessing -glycosidase, acetylcholinesterase, butyrylcholinesterase, carbonic anhydrase inhibitory activity
(Wiley, 2018-02)A series of novel phloroglucinol derivatives were designed, synthesized, characterized spectroscopically and tested for their inhibitory activity against selected metabolic enzymes, including -glycosidase, acetylcholinesterase ... -
Sulfonamide inhibitors: a patent review 2013-present
(Expert Opinion on Therapeutic Patents, 2018)Introduction: Sulfonamide compounds are significant class of synthetic bacteriostatic antibiotics still which used today for the therapy of bacterial infections and those caused by other microorganisms. They are also known ... -
The first synthesis and antioxidant and anticholinergic activities of 1-(4,5-dihydroxybenzyl)pyrrolidin-2-one derivative bromophenols including natural products
(Turkish Journal of Chemistry, 2018)We report herein the first synthesis of biologically active natural bromophenols, namely 1-(2,3,6-tribromo-4,5-dihydroxybenzyl)pyrrolidin-2-one (2), 2RS-1- (2 ,3-dibromo-4 ,5-dihydroxybenz yl)-5-oxopyrrolidine-2-carboxylic ... -
Synthesis of chalcone-imide derivatives and investigation of their anticancer and antimicrobial activities, carbonic anhydrase and acetylcholinesterase enzymes inhibition profiles
(Taylor & Francis, 2018)The new 1-(4-(3-(aryl)acryloyl)phenyl)-1H-pyrrole-2,5-diones (5a-g) were prepared from 4-aminchalcones (3a-g) and screened for biological activities. All compounds (3a-g and 5a-g), except 3d and 3e displayed good cytotoxic ... -
Synthesis of some novel pyridine compounds containing bis-1,2,4-triazole/thiosemicarbazide moiety and investigation of their antioxidant properties, carbonic anhydrase, and acetylcholinesterase enzymes inhibition profiles
(Wiley, 2018-01)Some novel derivatives of thiosemicarbazide and 1,2,4-triazole-3-thiol were synthesized and evaluated for their biological activities. The title compounds were prepared starting from readily available pyridine-2,5-dicarboxylic ... -
The Inhibitory effects of some drugs on carbonic anhydrase enzyme purified from Kangal Akkaraman sheep in Sivas, Turkey
(Wiley, 2018-01)In this study, carbonic anhydrase (CA) enzyme was purified and characterized from blood samples of Kangal Akkaraman sheep and inhibitory properties on certain antibiotics were examined. CA purification was composed of ... -
Synthesis, molecular modeling, and biological evaluation of 4-[5-aryl-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl] benzenesulfonamides toward acetylcholinesterase, carbonic anhydrase I and II enzymes
(Wiley, 2018-04)In this study, 4-[5-aryl-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl] benzenesulfonamides were synthesized, and inhibition effects on AChE, hCA I, and hCA II were evaluated. K-i values of the compounds toward hCA I were ... -
Synthesis and discovery of potent carbonic anhydrase, acetylcholinesterase, butyrylcholinesterase, and alpha-glycosidase enzymes inhibitors: The novel N,N '-bis-cyanomethylamine and alkoxymethylamine derivatives
(Wiley, 2018-04)During this investigation, N,N'-bis-azidomethylamines, N,N'-bis-cyanomethylamine, new alkoxymethylamine and chiral derivatives, which are considered to be a new generation of multifunctional compounds, were synthesized, ... -
Antioxidant and anticholinergic properties of olivetol
(Wiley, 2018-06)Olivetol is a pioneer in diverse syntheses of tetrahydrocannabinol. It is produced by a type of insects, which is used as a pheromone, antiseptic, or repellent agent. In this study, we evaluated the antioxidant properties ... -
Novel amides of 1,1‐bis‐(carboxymethylthio)‐1‐arylethanes: Synthesis, characterization, acetylcholinesterase, butyrylcholinesterase, and carbonic anhydrase inhibitory properties
(Wiley, 2018-09)The thiolation reaction was carried out in a benzene solution at 80 degrees C and p-substituted ketones and mercaptoacetic acid in a molar ratio (1:4) of in the presence of a catalytic amount of toluene sulfonic acids. The ... -
Schiff bases and their amines: Synthesis and discovery of carbonic anhydrase and acetylcholinesterase enzymes inhibitors
(Wiley, 2018-09)Three series of symmetrical Schiff bases were synthesized from 1,2-diaminoethane, 1,3-diaminopropane and 1,4-diaminobutane and substituted benzaldehydes, and reduced by sodium borohydride to the corresponding benzylic ... -
Synthesis, crystal structure and biological evaluation of spectroscopic characterization of Ni(II) and Co(II) complexes with N‐salicyloil‐N′‐maleoil‐hydrazine as anticholinergic and antidiabetic agents
(Wiley, 2018-09)[Ni(C11H9N2O5)(2)(H2O)(2)]center dot 3(C3H7NO) (1) and [Co(C11H9N2O5)(2)(H2O)(2)]center dot 3(C3H7NO) (2) are synthesized and characterized by elemental analysis, FT-IR spectra, magnetic susceptibility, and thermal analysis. ... -
Antioxidant activity of the aqueous extract of iris taochia and identification of its chemical constituents
(Indian Journal of Pharmaceutical Sciences, 2018-09)In this study, phytochemical components and antioxidant capacity of extracts obtained from Iris taochia plant, which is endemic to Caucasus, were investigated. Fifteen new compounds were detected and identified using a ... -
Some pyrazoles derivatives: Potent carbonic anhydrase, α‐glycosidase, and cholinesterase enzymes inhibitors
(Wiley, 2018-10)A series of substituteed pyrazol-4-yl-diazene derivatives were found to be effective inhibitors against -glycosidase, cytosolic carbonic anhydrase I and II isoforms (hCA I and II), butyrylcholinesterase (BChE), and ... -
Diarylmethanon, bromophenol and diarylmethane compounds: Discovery of potent aldose reductase, α-amylase and α-glycosidase inhibitors as new therapeutic approach in diabetes and functional hyperglycemia
(Elsevier, 2018-11)Diabetes mellitus (DM) is a chronic metabolic disease in which there are high blood sugar levels over a prolonged period. Aldose reductase (AR) belongs to aldo-keto reductase superfamily and plays a key role in the polyol ... -
Synthesis, characterization and crystal structure of 2-(4-hydroxyphenyl)ethyl and 2-(4-nitrophenyl)ethyl Substituted Benzimidazole Bromide Salts: Their inhibitory properties against carbonic anhydrase and acetylcholinesterase
(Elsevier, 2018-10-15)This paper reports the synthesis of 2-(4-hydroxyphenyl)ethyl and 2-(4-nitrophenyl)ethyl substituted benzimidazolium salts. The benzimidazolium salts were synthesized by N-substituted benzimidazolium and aryl halides. The ... -
Synthesis, characterization, and SAR of arylated indenoquinoline‐based cholinesterase and carbonic anhydrase inhibitors
(Wiley, 2018-09)We report the synthesis of bromoindenoquinolines (15a-f) by Friedlander reactions in low yields (13-50%) and the conversion of the corresponding phenyl-substituted indenoquinoline derivatives 16-21 in high yields (80-96%) ... -
Antidiabetic and antiparasitic potentials: Inhibition effects of some natural antioxidant compounds on α-glycosidase, α-amylase and human glutathione S-transferase enzymes
(Elsevier, 2018-11)The glutathione S-transferase (GST) was purified from fresh blood erythrocytes using affinity column chromatography. Also, alpha-amylase from porcine pancreas and alpha-glycosidase from Saccharomyces cerevisiae were used ... -
Novel sulfamate derivatives of menthol: Synthesis, characterization, and cholinesterases and carbonic anhydrase enzymes inhibition properties
(Wiley, 2018-11)Sulfamates have a large spectrum of biological activities including enzyme inhibition. Eight sulfamates derived from menthol (2a-h) were synthesized. Also, in the other section of this study, novel sulfamate derivatives ... -
Synthesis, characterization, antioxidant, antidiabetic, anticholinergic, and antiepileptic properties of novel N‐substituted tetrahydropyrimidines based on phenylthiourea
(Wiley, 2018-12)In the presence of trifluoroacetic acid, on the basis of three-component condensation of phenylthiourea with its salicylaldehyde and methyl-3-oxobutanoate, an efficient method for the synthesis of 1-(4-(2-hydroxyphenyl)- ...
